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| Patents for Daniel Holmgren | |||||
| Number | Date | Patentee | Title | Type | |
| 991,445 | May 02, 1911 | A. Hormel | Antiskidding device for automobiles | automobiles | |
| 1,100,740 | Jun. 23, 1914 | E. Jagenberg | Box Making Machine | cardboard box making machines | |